Mercurial > libervia-backend
annotate sat/plugins/plugin_misc_upload.py @ 2876:84f82d014d06
jp (blog/set): fixed use of --item argument
author | Goffi <goffi@goffi.org> |
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date | Mon, 25 Mar 2019 18:40:10 +0100 |
parents | 3cac3d050046 |
children | ab2696e34d29 |
rev | line source |
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1934
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use of /usr/bin/env instead of /usr/bin/python in shebang
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1 #!/usr/bin/env python2 |
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2 # -*- coding: utf-8 -*- |
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3 |
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4 # SAT plugin for file tansfer |
2771 | 5 # Copyright (C) 2009-2019 Jérôme Poisson (goffi@goffi.org) |
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6 |
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7 # This program is free software: you can redistribute it and/or modify |
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8 # it under the terms of the GNU Affero General Public License as published by |
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9 # the Free Software Foundation, either version 3 of the License, or |
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10 # (at your option) any later version. |
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11 |
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12 # This program is distributed in the hope that it will be useful, |
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 # GNU Affero General Public License for more details. |
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16 |
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17 # You should have received a copy of the GNU Affero General Public License |
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 |
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20 from sat.core.i18n import _, D_ |
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21 from sat.core.constants import Const as C |
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22 from sat.core.log import getLogger |
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23 |
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24 log = getLogger(__name__) |
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25 from sat.core import exceptions |
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26 from sat.tools import xml_tools |
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27 from twisted.internet import defer |
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28 from twisted.words.protocols.jabber import jid |
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29 from twisted.words.protocols.jabber import error as jabber_error |
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30 import os |
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31 import os.path |
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32 |
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33 |
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34 PLUGIN_INFO = { |
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35 C.PI_NAME: "File Upload", |
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36 C.PI_IMPORT_NAME: "UPLOAD", |
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37 C.PI_TYPE: C.PLUG_TYPE_MISC, |
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38 C.PI_MAIN: "UploadPlugin", |
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39 C.PI_HANDLER: "no", |
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40 C.PI_DESCRIPTION: _("""File upload management"""), |
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41 } |
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42 |
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43 |
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44 UPLOADING = D_(u"Please select a file to upload") |
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45 UPLOADING_TITLE = D_(u"File upload") |
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46 BOOL_OPTIONS = ("ignore_tls_errors",) |
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47 |
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48 |
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49 class UploadPlugin(object): |
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50 # TODO: plugin unload |
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51 |
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52 def __init__(self, host): |
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53 log.info(_("plugin Upload initialization")) |
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54 self.host = host |
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55 host.bridge.addMethod( |
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56 "fileUpload", |
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57 ".plugin", |
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58 in_sign="sssa{ss}s", |
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59 out_sign="a{ss}", |
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60 method=self._fileUpload, |
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61 async=True, |
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62 ) |
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63 self._upload_callbacks = [] |
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64 |
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65 def _fileUpload( |
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66 self, filepath, filename, upload_jid_s="", options=None, profile=C.PROF_KEY_NONE |
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67 ): |
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68 client = self.host.getClient(profile) |
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69 upload_jid = jid.JID(upload_jid_s) if upload_jid_s else None |
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70 if options is None: |
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71 options = {} |
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72 # we convert values that are well-known booleans |
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73 for bool_option in BOOL_OPTIONS: |
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74 try: |
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75 options[bool_option] = C.bool(options[bool_option]) |
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76 except KeyError: |
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77 pass |
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78 |
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79 return self.fileUpload( |
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80 client, filepath, filename or None, upload_jid, options or None |
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81 ) |
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82 |
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83 def fileUpload(self, client, filepath, filename, upload_jid, options): |
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84 """Send a file using best available method |
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85 |
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86 parameters are the same as for [upload] |
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87 @return (dict): action dictionary, with progress id in case of success, else xmlui |
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88 message |
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89 """ |
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90 |
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91 def uploadCb(data): |
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92 progress_id, __ = data |
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93 return {"progress": progress_id} |
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94 |
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95 def uploadEb(fail): |
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96 if (isinstance(fail.value, jabber_error.StanzaError) |
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97 and fail.value.condition == 'not-acceptable'): |
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98 reason = fail.value.text |
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99 else: |
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100 reason = unicode(fail.value) |
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101 msg = D_(u"Can't upload file: {reason}").format(reason=reason) |
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102 log.warning(msg) |
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103 return { |
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104 "xmlui": xml_tools.note( |
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105 msg, D_(u"Can't upload file"), C.XMLUI_DATA_LVL_WARNING |
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106 ).toXml() |
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107 } |
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108 |
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109 d = self.upload(client, filepath, filename, upload_jid, options) |
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110 d.addCallback(uploadCb) |
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111 d.addErrback(uploadEb) |
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112 return d |
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113 |
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114 @defer.inlineCallbacks |
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115 def upload(self, client, filepath, filename=None, upload_jid=None, options=None): |
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116 """Send a file using best available method |
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117 |
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118 @param filepath(str): absolute path to the file |
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119 @param filename(None, unicode): name to use for the upload |
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120 None to use basename of the path |
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121 @param upload_jid(jid.JID, None): upload capable entity jid, |
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122 or None to use autodetected, if possible |
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123 @param options(dict): option to use for the upload, may be: |
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124 - ignore_tls_errors(bool): True to ignore SSL/TLS certificate verification |
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125 used only if HTTPS transport is needed |
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126 @param profile: %(doc_profile)s |
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127 @return (tuple[unicode,D(unicode)]): progress_id and a Deferred which fire |
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128 download URL when upload is finished |
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129 """ |
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130 if options is None: |
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131 options = {} |
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132 if not os.path.isfile(filepath): |
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133 raise exceptions.DataError(u"The given path doesn't link to a file") |
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134 for method_name, available_cb, upload_cb, priority in self._upload_callbacks: |
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135 try: |
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136 upload_jid = yield available_cb(upload_jid, client.profile) |
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137 except exceptions.NotFound: |
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138 continue # no entity managing this extension found |
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139 |
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140 log.info( |
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141 u"{name} method will be used to upload the file".format(name=method_name) |
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142 ) |
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143 progress_id_d, download_d = yield upload_cb( |
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144 filepath, filename, upload_jid, options, client.profile |
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145 ) |
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146 progress_id = yield progress_id_d |
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147 defer.returnValue((progress_id, download_d)) |
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148 |
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149 raise exceptions.NotFound(u"Can't find any method to upload a file") |
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150 |
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151 def register(self, method_name, available_cb, upload_cb, priority=0): |
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152 """Register a fileUploading method |
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153 |
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154 @param method_name(unicode): short name for the method, must be unique |
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155 @param available_cb(callable): method to call to check if this method is usable |
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156 the callback must take two arguments: upload_jid (can be None) and profile |
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157 the callback must return the first entity found (being upload_jid or one of its |
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158 components) |
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159 exceptions.NotFound must be raised if no entity has been found |
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160 @param upload_cb(callable): method to upload a file |
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161 must have the same signature as [fileUpload] |
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162 must return a tuple with progress_id and a Deferred which fire download URL |
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163 when upload is finished |
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164 @param priority(int): pririoty of this method, the higher available will be used |
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165 """ |
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166 assert method_name |
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167 for data in self._upload_callbacks: |
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168 if method_name == data[0]: |
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169 raise exceptions.ConflictError( |
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170 u"A method with this name is already registered" |
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171 ) |
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172 self._upload_callbacks.append((method_name, available_cb, upload_cb, priority)) |
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173 self._upload_callbacks.sort(key=lambda data: data[3], reverse=True) |
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174 |
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175 def unregister(self, method_name): |
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176 for idx, data in enumerate(self._upload_callbacks): |
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177 if data[0] == method_name: |
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178 del [idx] |
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179 return |
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180 raise exceptions.NotFound(u"The name to unregister doesn't exist") |